2 * File stabs.c - read stabs information from the modules
4 * Copyright (C) 1996, Eric Youngdale.
5 * 1999-2005, Eric Pouech
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 * Maintenance Information
23 * -----------------------
25 * For documentation on the stabs format see for example
26 * The "stabs" debug format
27 * by Julia Menapace, Jim Kingdon, David Mackenzie
29 * available (hopefully) from http:\\sources.redhat.com\gdb\onlinedocs
33 #include "wine/port.h"
35 #include <sys/types.h>
37 #ifdef HAVE_SYS_STAT_H
38 # include <sys/stat.h>
40 #ifdef HAVE_SYS_MMAN_H
51 #define PATH_MAX MAX_PATH
56 #ifdef HAVE_MACH_O_NLIST_H
57 # include <mach-o/nlist.h>
64 #include "dbghelp_private.h"
66 #include "wine/debug.h"
68 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_stabs
);
70 /* Masks for n_type field */
81 /* Values for (n_type & N_TYPE) */
116 struct stab_nlist
* n_next
;
119 unsigned char n_type
;
122 unsigned long n_value
;
125 static void stab_strcpy(char* dest
, int sz
, const char* source
)
129 * A strcpy routine that stops when we hit the ':' character.
130 * Faster than copying the whole thing, and then nuking the
132 * Takes also care of (valid) a::b constructs
134 while (*source
!= '\0')
136 if (source
[0] != ':' && sz
-- > 0) *ptr
++ = *source
++;
137 else if (source
[1] == ':' && (sz
-= 2) > 0)
145 /* GCC emits, in some cases, a .<digit>+ suffix.
146 * This is used for static variable inside functions, so
147 * that we can have several such variables with same name in
148 * the same compilation unit
149 * We simply ignore that suffix when present (we also get rid
150 * of it in ELF symtab parsing)
152 if (ptr
>= dest
&& isdigit(*ptr
))
154 while (ptr
> dest
&& isdigit(*ptr
)) ptr
--;
155 if (*ptr
== '.') *ptr
= '\0';
164 struct symt
** vector
;
168 #define MAX_INCLUDES 5120
170 static include_def
* include_defs
= NULL
;
171 static int num_include_def
= 0;
172 static int num_alloc_include_def
= 0;
173 static int cu_include_stack
[MAX_INCLUDES
];
174 static int cu_include_stk_idx
= 0;
175 static struct symt
** cu_vector
= NULL
;
176 static int cu_nrofentries
= 0;
177 static struct symt_basic
* stabs_basic
[36];
179 static int stabs_new_include(const char* file
, unsigned long val
)
181 if (num_include_def
== num_alloc_include_def
)
185 num_alloc_include_def
= 256;
186 include_defs
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
187 sizeof(include_defs
[0]) * num_alloc_include_def
);
191 num_alloc_include_def
*= 2;
192 include_defs
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, include_defs
,
193 sizeof(include_defs
[0]) * num_alloc_include_def
);
196 include_defs
[num_include_def
].name
= strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(file
) + 1), file
);
197 include_defs
[num_include_def
].value
= val
;
198 include_defs
[num_include_def
].vector
= NULL
;
199 include_defs
[num_include_def
].nrofentries
= 0;
201 return num_include_def
++;
204 static int stabs_find_include(const char* file
, unsigned long val
)
208 for (i
= 0; i
< num_include_def
; i
++)
210 if (val
== include_defs
[i
].value
&&
211 strcmp(file
, include_defs
[i
].name
) == 0)
217 static int stabs_add_include(int idx
)
219 if (idx
< 0) return -1;
220 cu_include_stk_idx
++;
222 /* if this happens, just bump MAX_INCLUDES */
223 /* we could also handle this as another dynarray */
224 assert(cu_include_stk_idx
< MAX_INCLUDES
);
225 cu_include_stack
[cu_include_stk_idx
] = idx
;
226 return cu_include_stk_idx
;
229 static void stabs_reset_includes(void)
232 * The struct symt:s that we would need to use are reset when
233 * we start a new file. (at least the ones in filenr == 0)
235 cu_include_stk_idx
= 0;/* keep 0 as index for the .c file itself */
236 memset(cu_vector
, 0, sizeof(cu_vector
[0]) * cu_nrofentries
);
239 static void stabs_free_includes(void)
243 stabs_reset_includes();
244 for (i
= 0; i
< num_include_def
; i
++)
246 HeapFree(GetProcessHeap(), 0, include_defs
[i
].name
);
247 HeapFree(GetProcessHeap(), 0, include_defs
[i
].vector
);
249 HeapFree(GetProcessHeap(), 0, include_defs
);
252 num_alloc_include_def
= 0;
253 HeapFree(GetProcessHeap(), 0, cu_vector
);
258 static struct symt
** stabs_find_ref(long filenr
, long subnr
)
262 /* FIXME: I could perhaps create a dummy include_def for each compilation
263 * unit which would allow not to handle those two cases separately
267 if (cu_nrofentries
<= subnr
)
269 cu_nrofentries
= max( cu_nrofentries
* 2, subnr
+ 1 );
271 cu_vector
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
272 sizeof(cu_vector
[0]) * cu_nrofentries
);
274 cu_vector
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
275 cu_vector
, sizeof(cu_vector
[0]) * cu_nrofentries
);
277 ret
= &cu_vector
[subnr
];
283 assert(filenr
<= cu_include_stk_idx
);
284 idef
= &include_defs
[cu_include_stack
[filenr
]];
286 if (idef
->nrofentries
<= subnr
)
288 idef
->nrofentries
= max( idef
->nrofentries
* 2, subnr
+ 1 );
290 idef
->vector
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
291 sizeof(idef
->vector
[0]) * idef
->nrofentries
);
293 idef
->vector
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
294 idef
->vector
, sizeof(idef
->vector
[0]) * idef
->nrofentries
);
296 ret
= &idef
->vector
[subnr
];
298 TRACE("(%ld,%ld) => %p (%p)\n", filenr
, subnr
, ret
, *ret
);
302 static struct symt
** stabs_read_type_enum(const char** x
)
312 filenr
= strtol(iter
, &end
, 10); /* <int> */
313 iter
= ++end
; /* ',' */
314 subnr
= strtol(iter
, &end
, 10); /* <int> */
315 iter
= ++end
; /* ')' */
320 subnr
= strtol(iter
, &end
, 10); /* <int> */
324 return stabs_find_ref(filenr
, subnr
);
328 struct ParseTypedefData
333 struct module
* module
;
345 static void stabs_pts_push(struct ParseTypedefData
* ptd
, unsigned line
)
347 assert(ptd
->err_idx
< sizeof(ptd
->errors
) / sizeof(ptd
->errors
[0]));
348 ptd
->errors
[ptd
->err_idx
].line
= line
;
349 ptd
->errors
[ptd
->err_idx
].ptr
= ptd
->ptr
;
352 #define PTS_ABORTIF(ptd, t) do { if (t) { stabs_pts_push((ptd), __LINE__); return -1;} } while (0)
354 #define PTS_ABORTIF(ptd, t) do { if (t) return -1; } while (0)
357 static int stabs_get_basic(struct ParseTypedefData
* ptd
, unsigned basic
, struct symt
** symt
)
359 PTS_ABORTIF(ptd
, basic
>= sizeof(stabs_basic
) / sizeof(stabs_basic
[0]));
361 if (!stabs_basic
[basic
])
365 case 1: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "int", 4); break;
366 case 2: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btChar
, "char", 1); break;
367 case 3: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "short int", 2); break;
368 case 4: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "long int", 4); break;
369 case 5: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned char", 1); break;
370 case 6: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "signed char", 1); break;
371 case 7: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned short int", 2); break;
372 case 8: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned int", 4); break;
373 case 9: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned", 2); break;
374 case 10: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned long int", 2); break;
375 case 11: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btVoid
, "void", 0); break;
376 case 12: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "float", 4); break;
377 case 13: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "double", 8); break;
378 case 14: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "long double", 12); break;
379 case 15: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "integer", 4); break;
380 case 16: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btBool
, "bool", 1); break;
381 /* case 17: short real */
383 case 25: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "float complex", 8); break;
384 case 26: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "double complex", 16); break;
385 case 30: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btWChar
, "wchar_t", 2); break;
386 case 31: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "long long int", 8); break;
387 case 32: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "long long unsigned", 8); break;
388 /* starting at 35 are wine extensions (especially for R implementation) */
389 case 35: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "long double complex", 24); break;
390 default: PTS_ABORTIF(ptd
, 1);
393 *symt
= &stabs_basic
[basic
]->symt
;
397 static int stabs_pts_read_type_def(struct ParseTypedefData
* ptd
,
398 const char* typename
, struct symt
** dt
);
400 static int stabs_pts_read_id(struct ParseTypedefData
* ptd
)
402 const char* first
= ptd
->ptr
;
403 unsigned int template = 0;
406 while ((ch
= *ptd
->ptr
++) != '\0')
413 unsigned int len
= ptd
->ptr
- first
- 1;
414 PTS_ABORTIF(ptd
, len
>= sizeof(ptd
->buf
) - ptd
->idx
);
415 memcpy(ptd
->buf
+ ptd
->idx
, first
, len
);
416 ptd
->buf
[ptd
->idx
+ len
] = '\0';
421 case '<': template++; break;
422 case '>': PTS_ABORTIF(ptd
, template == 0); template--; break;
428 static int stabs_pts_read_number(struct ParseTypedefData
* ptd
, long* v
)
432 *v
= strtol(ptd
->ptr
, &last
, 10);
433 PTS_ABORTIF(ptd
, last
== ptd
->ptr
);
438 static int stabs_pts_read_type_reference(struct ParseTypedefData
* ptd
,
439 long* filenr
, long* subnr
)
441 if (*ptd
->ptr
== '(')
443 /* '(' <int> ',' <int> ')' */
445 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, filenr
) == -1);
446 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
447 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, subnr
) == -1);
448 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ')');
453 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, subnr
) == -1);
458 struct pts_range_value
464 static int stabs_pts_read_range_value(struct ParseTypedefData
* ptd
, struct pts_range_value
* prv
)
471 while (*ptd
->ptr
== '0') ptd
->ptr
++;
472 if (*ptd
->ptr
>= '1' && *ptd
->ptr
<= '7')
477 PTS_ABORTIF(ptd
, ptd
->ptr
[0] != '1');
480 while (isdigit(*ptd
->ptr
)) prv
->val
= (prv
->val
<< 3) + *ptd
->ptr
++ - '0';
485 while (isdigit(*ptd
->ptr
)) prv
->val
= (prv
->val
<< 3) + *ptd
->ptr
++ - '0';
487 default: PTS_ABORTIF(ptd
, 1); break;
489 } else prv
->sign
= 0;
493 prv
->val
= strtoull(++ptd
->ptr
, &last
, 10);
499 prv
->val
= strtoull(ptd
->ptr
, &last
, 10);
506 static int stabs_pts_read_range(struct ParseTypedefData
* ptd
, const char* typename
,
510 struct pts_range_value lo
;
511 struct pts_range_value hi
;
517 /* type ';' <int> ';' <int> ';' */
518 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref
) == -1);
519 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
520 PTS_ABORTIF(ptd
, stabs_pts_read_range_value(ptd
, &lo
) == -1);
521 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
522 PTS_ABORTIF(ptd
, stabs_pts_read_range_value(ptd
, &hi
) == -1);
523 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
525 /* basically, we don't use ref... in some cases, for example, float is declared
526 * as a derived type of int... which won't help us... so we guess the types
527 * from the various formats
529 if (lo
.sign
== 0 && hi
.sign
< 0)
534 else if (lo
.sign
< 0 && hi
.sign
== 0)
539 else if (lo
.sign
> 0 && hi
.sign
== 0)
544 else if (lo
.sign
< 0 && hi
.sign
> 0)
547 for (i
= 7; i
< 64; i
+= 8)
549 if (lo
.val
== v
&& hi
.val
== v
- 1)
557 PTS_ABORTIF(ptd
, i
>= 64);
559 else if (lo
.sign
== 0 && hi
.sign
> 0)
561 if (hi
.val
== 127) /* specific case for char... */
569 for (i
= 8; i
<= 64; i
+= 8)
579 PTS_ABORTIF(ptd
, i
> 64);
582 else PTS_ABORTIF(ptd
, 1);
584 *dt
= &symt_new_basic(ptd
->module
, bt
, typename
, size
)->symt
;
588 static inline int stabs_pts_read_method_info(struct ParseTypedefData
* ptd
)
596 /* get type of return value */
597 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
598 if (*ptd
->ptr
== ';') ptd
->ptr
++;
600 /* get types of parameters */
601 if (*ptd
->ptr
== ':')
603 PTS_ABORTIF(ptd
, !(tmp
= strchr(ptd
->ptr
+ 1, ';')));
606 PTS_ABORTIF(ptd
, !(*ptd
->ptr
>= '0' && *ptd
->ptr
<= '9'));
608 PTS_ABORTIF(ptd
, !(ptd
->ptr
[0] >= 'A' && *ptd
->ptr
<= 'D'));
610 PTS_ABORTIF(ptd
, mthd
!= '.' && mthd
!= '?' && mthd
!= '*');
617 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
618 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
619 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
620 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
622 } while (*ptd
->ptr
!= ';');
628 static inline int stabs_pts_read_aggregate(struct ParseTypedefData
* ptd
,
629 struct symt_udt
* sdt
)
633 struct symt
* dt
= NULL
;
637 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &sz
) == -1);
639 doadd
= symt_set_udt_size(ptd
->module
, sdt
, sz
);
640 if (*ptd
->ptr
== '!') /* C++ inheritence */
645 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &num_classes
) == -1);
646 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
647 while (--num_classes
>= 0)
649 ptd
->ptr
+= 2; /* skip visibility and inheritence */
650 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
651 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
653 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &adt
) == -1);
661 symt_get_info(adt
, TI_GET_SYMNAME
, &name
);
662 strcpy(tmp
, "__inherited_class_");
663 WideCharToMultiByte(CP_ACP
, 0, name
, -1,
664 tmp
+ strlen(tmp
), sizeof(tmp
) - strlen(tmp
),
666 HeapFree(GetProcessHeap(), 0, name
);
667 /* FIXME: TI_GET_LENGTH will not always work, especially when adt
668 * has just been seen as a forward definition and not the real stuff
670 * As we don't use much the size of members in structs, this may not
671 * be much of a problem
673 symt_get_info(adt
, TI_GET_LENGTH
, &size
);
674 symt_add_udt_element(ptd
->module
, sdt
, tmp
, adt
, ofs
, (DWORD
)size
* 8);
676 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
680 /* if the structure has already been filled, just redo the parsing
681 * but don't store results into the struct
682 * FIXME: there's a quite ugly memory leak in there...
685 /* Now parse the individual elements of the structure/union. */
686 while (*ptd
->ptr
!= ';')
688 /* agg_name : type ',' <int:offset> ',' <int:size> */
691 if (ptd
->ptr
[0] == '$' && ptd
->ptr
[1] == 'v')
695 if (ptd
->ptr
[2] == 'f')
697 /* C++ virtual method table */
699 stabs_read_type_enum(&ptd
->ptr
);
700 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ':');
701 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
702 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
703 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &x
) == -1);
704 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
708 else if (ptd
->ptr
[2] == 'b')
711 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
712 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ':');
713 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
714 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
715 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &x
) == -1);
716 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
722 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
723 /* Ref. TSDF R2.130 Section 7.4. When the field name is a method name
724 * it is followed by two colons rather than one.
726 if (*ptd
->ptr
== ':')
729 stabs_pts_read_method_info(ptd
);
735 /* skip C++ member protection /0 /1 or /2 */
736 if (*ptd
->ptr
== '/') ptd
->ptr
+= 2;
738 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &adt
) == -1);
743 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
744 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
745 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &sz
) == -1);
746 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
748 if (doadd
) symt_add_udt_element(ptd
->module
, sdt
, ptd
->buf
+ idx
, adt
, ofs
, sz
);
753 /* method parameters... terminated by ';' */
754 PTS_ABORTIF(ptd
, !(tmp
= strchr(ptd
->ptr
, ';')));
759 PTS_ABORTIF(ptd
, TRUE
);
763 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
764 if (*ptd
->ptr
== '~')
767 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != '%');
768 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
769 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
774 static inline int stabs_pts_read_enum(struct ParseTypedefData
* ptd
,
775 struct symt_enum
* edt
)
780 while (*ptd
->ptr
!= ';')
783 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
784 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &value
) == -1);
785 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
786 symt_add_enum_element(ptd
->module
, edt
, ptd
->buf
+ idx
, value
);
793 static inline int stabs_pts_read_array(struct ParseTypedefData
* ptd
,
797 struct symt
* range_dt
;
798 struct symt
* base_dt
;
800 /* ar<typeinfo_nodef>;<int>;<int>;<typeinfo> */
802 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != 'r');
804 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &range_dt
) == -1);
805 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
806 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &lo
) == -1);
807 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
808 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &hi
) == -1);
809 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
811 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &base_dt
) == -1);
813 *adt
= &symt_new_array(ptd
->module
, lo
, hi
, base_dt
, range_dt
)->symt
;
817 static int stabs_pts_read_type_def(struct ParseTypedefData
* ptd
, const char* typename
,
818 struct symt
** ret_dt
)
822 struct symt
* new_dt
= NULL
; /* newly created data type */
823 struct symt
* ref_dt
; /* referenced data type (pointer...) */
824 long filenr1
, subnr1
, tmp
;
826 /* things are a bit complicated because of the way the typedefs are stored inside
827 * the file, because addresses can change when realloc is done, so we must call
828 * over and over stabs_find_ref() to keep the correct values around
830 PTS_ABORTIF(ptd
, stabs_pts_read_type_reference(ptd
, &filenr1
, &subnr1
) == -1);
832 while (*ptd
->ptr
== '=')
835 PTS_ABORTIF(ptd
, new_dt
!= NULL
);
837 /* first handle attribute if any */
841 if (*++ptd
->ptr
== 's')
844 if (stabs_pts_read_number(ptd
, &sz
) == -1)
846 ERR("Not an attribute... NIY\n");
850 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
854 /* then the real definitions */
859 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
860 new_dt
= &symt_new_pointer(ptd
->module
, ref_dt
)->symt
;
862 case 'k': /* 'const' modifier */
863 case 'B': /* 'volatile' modifier */
864 /* just kinda ignore the modifier, I guess -gmt */
865 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, typename
, &new_dt
) == -1);
869 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, typename
, &new_dt
) == -1);
872 PTS_ABORTIF(ptd
, stabs_pts_read_array(ptd
, &new_dt
) == -1);
875 PTS_ABORTIF(ptd
, stabs_pts_read_range(ptd
, typename
, &new_dt
) == -1);
876 assert(!*stabs_find_ref(filenr1
, subnr1
));
877 *stabs_find_ref(filenr1
, subnr1
) = new_dt
;
880 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
881 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
884 stabs_get_basic(ptd
, 1 /* int */, &ref_dt
);
885 new_dt
= &symt_new_enum(ptd
->module
, typename
, ref_dt
)->symt
;
886 PTS_ABORTIF(ptd
, stabs_pts_read_enum(ptd
, (struct symt_enum
*)new_dt
) == -1);
891 struct symt_udt
* udt
;
892 enum UdtKind kind
= (ptd
->ptr
[-1] == 's') ? UdtStruct
: UdtUnion
;
893 /* udt can have been already defined in a forward definition */
894 udt
= (struct symt_udt
*)*stabs_find_ref(filenr1
, subnr1
);
897 udt
= symt_new_udt(ptd
->module
, typename
, 0, kind
);
898 /* we need to set it here, because a struct can hold a pointer
901 new_dt
= *stabs_find_ref(filenr1
, subnr1
) = &udt
->symt
;
906 if (udt
->symt
.tag
!= SymTagUDT
)
908 ERR("Forward declaration (%p/%s) is not an aggregate (%u)\n",
909 udt
, symt_get_name(&udt
->symt
), udt
->symt
.tag
);
912 /* FIXME: we currently don't correctly construct nested C++
913 * classes names. Therefore, we could be here with either:
914 * - typename and udt->hash_elt.name being the same string
915 * (non embedded case)
916 * - typename being foo::bar while udt->hash_elt.name being
918 * So, we twist the comparison to test both occurrences. When
919 * we have proper C++ types in this file, this twist has to be
922 l1
= strlen(udt
->hash_elt
.name
);
923 l2
= strlen(typename
);
924 if (l1
> l2
|| strcmp(udt
->hash_elt
.name
, typename
+ l2
- l1
))
925 ERR("Forward declaration name mismatch %s <> %s\n",
926 udt
->hash_elt
.name
, typename
);
929 PTS_ABORTIF(ptd
, stabs_pts_read_aggregate(ptd
, udt
) == -1);
935 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
939 stabs_get_basic(ptd
, 1 /* int */, &ref_dt
);
940 new_dt
= &symt_new_enum(ptd
->module
, ptd
->buf
+ idx
, ref_dt
)->symt
;
943 new_dt
= &symt_new_udt(ptd
->module
, ptd
->buf
+ idx
, 0, UdtStruct
)->symt
;
946 new_dt
= &symt_new_udt(ptd
->module
, ptd
->buf
+ idx
, 0, UdtUnion
)->symt
;
955 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &tmp
) == -1);
956 PTS_ABORTIF(ptd
, stabs_get_basic(ptd
, tmp
, &new_dt
) == -1);
957 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
961 if (*ptd
->ptr
== '#')
964 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
965 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
972 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &cls_dt
) == -1);
973 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
974 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
975 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
976 while (*ptd
->ptr
== ',')
979 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &pmt_dt
) == -1);
988 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &type
) == -1);
989 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
990 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &len
) == -1);
991 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
992 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &unk
) == -1);
993 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
995 switch (type
) /* see stabs_get_basic for the details */
997 case 1: basic
= 12; break;
998 case 2: basic
= 13; break;
999 case 3: basic
= 25; break;
1000 case 4: basic
= 26; break;
1001 case 5: basic
= 35; break;
1002 case 6: basic
= 14; break;
1003 default: PTS_ABORTIF(ptd
, 1);
1005 PTS_ABORTIF(ptd
, stabs_get_basic(ptd
, basic
, &new_dt
) == -1);
1009 ERR("Unknown type '%c'\n", ptd
->ptr
[-1]);
1016 /* is it a forward declaration that has been filled ? */
1017 new_dt
= *stabs_find_ref(filenr1
, subnr1
);
1018 /* if not, this should be void (which is defined as a ref to itself, but we
1019 * don't correctly catch it)
1021 if (!new_dt
&& typename
)
1023 new_dt
= &symt_new_basic(ptd
->module
, btVoid
, typename
, 0)->symt
;
1024 PTS_ABORTIF(ptd
, strcmp(typename
, "void"));
1028 *stabs_find_ref(filenr1
, subnr1
) = *ret_dt
= new_dt
;
1030 TRACE("Adding (%ld,%ld) %s\n", filenr1
, subnr1
, debugstr_a(typename
));
1035 static int stabs_parse_typedef(struct module
* module
, const char* ptr
,
1036 const char* typename
)
1038 struct ParseTypedefData ptd
;
1042 /* check for already existing definition */
1044 TRACE("%s => %s\n", typename
, debugstr_a(ptr
));
1045 ptd
.module
= module
;
1050 for (ptd
.ptr
= ptr
- 1; ;)
1052 ptd
.ptr
= strchr(ptd
.ptr
+ 1, ':');
1053 if (ptd
.ptr
== NULL
|| *++ptd
.ptr
!= ':') break;
1057 if (*ptd
.ptr
!= '(') ptd
.ptr
++;
1058 /* most of type definitions take one char, except Tt */
1059 if (*ptd
.ptr
!= '(') ptd
.ptr
++;
1060 ret
= stabs_pts_read_type_def(&ptd
, typename
, &dt
);
1063 if (ret
== -1 || *ptd
.ptr
)
1067 TRACE("Failure on %s\n", debugstr_a(ptr
));
1070 for (i
= 0; i
< ptd
.err_idx
; i
++)
1072 TRACE("[%d]: line %d => %s\n",
1073 i
, ptd
.errors
[i
].line
, debugstr_a(ptd
.errors
[i
].ptr
));
1077 TRACE("[0]: => %s\n", debugstr_a(ptd
.ptr
));
1080 ERR("Failure on %s at %s\n", debugstr_a(ptr
), debugstr_a(ptd
.ptr
));
1088 static struct symt
* stabs_parse_type(const char* stab
)
1090 const char* c
= stab
- 1;
1093 * Look through the stab definition, and figure out what struct symt
1094 * this represents. If we have something we know about, assign the
1096 * According to "The \"stabs\" debug format" (Rev 2.130) the name may be
1097 * a C++ name and contain double colons e.g. foo::bar::baz:t5=*6.
1101 if ((c
= strchr(c
+ 1, ':')) == NULL
) return NULL
;
1102 } while (*++c
== ':');
1105 * The next characters say more about the type (i.e. data, function, etc)
1106 * of symbol. Skip them. (C++ for example may have Tt).
1107 * Actually this is a very weak description; I think Tt is the only
1108 * multiple combination we should see.
1110 while (*c
&& *c
!= '(' && !isdigit(*c
))
1113 * The next is either an integer or a (integer,integer).
1114 * The stabs_read_type_enum() takes care that stab_types is large enough.
1116 return *stabs_read_type_enum(&c
);
1119 enum pending_obj_kind
1125 struct pending_loc_var
1130 struct location loc
;
1137 unsigned long offset
;
1138 unsigned long load_offset
;
1141 struct pending_object
1143 enum pending_obj_kind tag
;
1145 struct pending_loc_var var
;
1146 struct pending_line line
;
1152 struct pending_object
* objs
;
1157 static inline void pending_make_room(struct pending_list
* pending
)
1159 if (pending
->num
== pending
->allocated
)
1163 pending
->allocated
= 8;
1164 pending
->objs
= HeapAlloc(GetProcessHeap(), 0,
1165 pending
->allocated
* sizeof(pending
->objs
[0]));
1169 pending
->allocated
*= 2;
1170 pending
->objs
= HeapReAlloc(GetProcessHeap(), 0, pending
->objs
,
1171 pending
->allocated
* sizeof(pending
->objs
[0]));
1176 static inline void pending_add_var(struct pending_list
* pending
, const char* name
,
1177 enum DataKind dt
, const struct location
* loc
)
1179 pending_make_room(pending
);
1180 pending
->objs
[pending
->num
].tag
= PENDING_VAR
;
1181 stab_strcpy(pending
->objs
[pending
->num
].u
.var
.name
,
1182 sizeof(pending
->objs
[pending
->num
].u
.var
.name
), name
);
1183 pending
->objs
[pending
->num
].u
.var
.type
= stabs_parse_type(name
);
1184 pending
->objs
[pending
->num
].u
.var
.kind
= dt
;
1185 pending
->objs
[pending
->num
].u
.var
.loc
= *loc
;
1189 static inline void pending_add_line(struct pending_list
* pending
, int source_idx
,
1190 int line_num
, unsigned long offset
,
1191 unsigned long load_offset
)
1193 pending_make_room(pending
);
1194 pending
->objs
[pending
->num
].tag
= PENDING_LINE
;
1195 pending
->objs
[pending
->num
].u
.line
.source_idx
= source_idx
;
1196 pending
->objs
[pending
->num
].u
.line
.line_num
= line_num
;
1197 pending
->objs
[pending
->num
].u
.line
.offset
= offset
;
1198 pending
->objs
[pending
->num
].u
.line
.load_offset
= load_offset
;
1202 static void pending_flush(struct pending_list
* pending
, struct module
* module
,
1203 struct symt_function
* func
, struct symt_block
* block
)
1207 for (i
= 0; i
< pending
->num
; i
++)
1209 switch (pending
->objs
[i
].tag
)
1212 symt_add_func_local(module
, func
,
1213 pending
->objs
[i
].u
.var
.kind
, &pending
->objs
[i
].u
.var
.loc
,
1214 block
, pending
->objs
[i
].u
.var
.type
, pending
->objs
[i
].u
.var
.name
);
1217 if (module
->type
== DMT_MACHO
)
1218 pending
->objs
[i
].u
.line
.offset
-= func
->address
- pending
->objs
[i
].u
.line
.load_offset
;
1219 symt_add_func_line(module
, func
, pending
->objs
[i
].u
.line
.source_idx
,
1220 pending
->objs
[i
].u
.line
.line_num
, pending
->objs
[i
].u
.line
.offset
);
1223 ERR("Unknown pending object tag %u\n", (unsigned)pending
->objs
[i
].tag
);
1230 /******************************************************************
1231 * stabs_finalize_function
1233 * Ends function creation: mainly:
1234 * - cleans up line number information
1235 * - tries to set up a debug-start tag (FIXME: heuristic to be enhanced)
1236 * - for stabs which have absolute address in them, initializes the size of the
1237 * function (assuming that current function ends where next function starts)
1239 static void stabs_finalize_function(struct module
* module
, struct symt_function
* func
,
1243 struct location loc
;
1246 symt_normalize_function(module
, func
);
1247 /* To define the debug-start of the function, we use the second line number.
1248 * Not 100% bullet proof, but better than nothing
1250 if (symt_fill_func_line_info(module
, func
, func
->address
, &il
) &&
1251 symt_get_func_line_next(module
, &il
))
1253 loc
.kind
= loc_absolute
;
1254 loc
.offset
= il
.Address
- func
->address
;
1255 symt_add_function_point(module
, func
, SymTagFuncDebugStart
,
1258 if (size
) func
->size
= size
;
1261 BOOL
stabs_parse(struct module
* module
, unsigned long load_offset
,
1262 const void* pv_stab_ptr
, int stablen
,
1263 const char* strs
, int strtablen
,
1264 stabs_def_cb callback
, void* user
)
1266 struct symt_function
* curr_func
= NULL
;
1267 struct symt_block
* block
= NULL
;
1268 struct symt_compiland
* compiland
= NULL
;
1269 char srcpath
[PATH_MAX
]; /* path to directory source file is in */
1274 unsigned int stabbufflen
;
1275 const struct stab_nlist
* stab_ptr
= pv_stab_ptr
;
1276 const char* strs_end
;
1281 int source_idx
= -1;
1282 struct pending_list pending_block
;
1283 struct pending_list pending_func
;
1285 struct location loc
;
1288 nstab
= stablen
/ sizeof(struct stab_nlist
);
1289 strs_end
= strs
+ strtablen
;
1291 memset(srcpath
, 0, sizeof(srcpath
));
1292 memset(stabs_basic
, 0, sizeof(stabs_basic
));
1293 memset(&pending_block
, 0, sizeof(pending_block
));
1294 memset(&pending_func
, 0, sizeof(pending_func
));
1297 * Allocate a buffer into which we can build stab strings for cases
1298 * where the stab is continued over multiple lines.
1300 stabbufflen
= 65536;
1301 stabbuff
= HeapAlloc(GetProcessHeap(), 0, stabbufflen
);
1305 for (i
= 0; i
< nstab
; i
++, stab_ptr
++)
1307 ptr
= strs
+ stab_ptr
->n_un
.n_strx
;
1308 if ((ptr
> strs_end
) || (ptr
+ strlen(ptr
) > strs_end
))
1310 WARN("Bad stabs string %p\n", ptr
);
1313 if (*ptr
!= '\0' && (ptr
[strlen(ptr
) - 1] == '\\'))
1316 * Indicates continuation. Append this to the buffer, and go onto the
1317 * next record. Repeat the process until we find a stab without the
1318 * '/' character, as this indicates we have the whole thing.
1320 unsigned len
= strlen(ptr
);
1321 if (strlen(stabbuff
) + len
> stabbufflen
)
1324 stabbuff
= HeapReAlloc(GetProcessHeap(), 0, stabbuff
, stabbufflen
);
1326 strncat(stabbuff
, ptr
, len
- 1);
1329 else if (stabbuff
[0] != '\0')
1331 strcat(stabbuff
, ptr
);
1335 if (stab_ptr
->n_type
& N_STAB
)
1336 type
= stab_ptr
->n_type
;
1338 type
= (stab_ptr
->n_type
& N_TYPE
);
1340 /* only symbol entries contain a typedef */
1350 if (strchr(ptr
, '=') != NULL
)
1353 * The stabs aren't in writable memory, so copy it over so we are
1354 * sure we can scribble on it.
1356 if (ptr
!= stabbuff
)
1358 strcpy(stabbuff
, ptr
);
1361 stab_strcpy(symname
, sizeof(symname
), ptr
);
1362 if (!stabs_parse_typedef(module
, ptr
, symname
))
1364 /* skip this definition */
1375 * These are useless with ELF. They have no value, and you have to
1376 * read the normal symbol table to get the address. Thus we
1377 * ignore them, and when we process the normal symbol table
1378 * we should do the right thing.
1380 * With a.out or mingw, they actually do make some amount of sense.
1382 stab_strcpy(symname
, sizeof(symname
), ptr
);
1383 symt_new_global_variable(module
, compiland
, symname
, TRUE
/* FIXME */,
1384 load_offset
+ stab_ptr
->n_value
, 0,
1385 stabs_parse_type(ptr
));
1389 /* These are static symbols and BSS symbols. */
1390 stab_strcpy(symname
, sizeof(symname
), ptr
);
1391 symt_new_global_variable(module
, compiland
, symname
, TRUE
/* FIXME */,
1392 load_offset
+ stab_ptr
->n_value
, 0,
1393 stabs_parse_type(ptr
));
1398 block
= symt_open_func_block(module
, curr_func
, block
,
1399 stab_ptr
->n_value
, 0);
1400 pending_flush(&pending_block
, module
, curr_func
, block
);
1405 block
= symt_close_func_block(module
, curr_func
, block
,
1409 /* These are function parameters. */
1410 if (curr_func
!= NULL
)
1412 struct symt
* param_type
= stabs_parse_type(ptr
);
1413 stab_strcpy(symname
, sizeof(symname
), ptr
);
1414 loc
.kind
= loc_regrel
;
1415 loc
.reg
= 0; /* FIXME */
1416 loc
.offset
= stab_ptr
->n_value
;
1417 symt_add_func_local(module
, curr_func
,
1418 (long)stab_ptr
->n_value
>= 0 ? DataIsParam
: DataIsLocal
,
1419 &loc
, NULL
, param_type
, symname
);
1420 symt_add_function_signature_parameter(module
,
1421 (struct symt_function_signature
*)curr_func
->type
,
1426 /* These are registers (as local variables) */
1427 if (curr_func
!= NULL
)
1429 loc
.kind
= loc_register
;
1432 switch (stab_ptr
->n_value
)
1434 case 0: loc
.reg
= CV_REG_EAX
; break;
1435 case 1: loc
.reg
= CV_REG_ECX
; break;
1436 case 2: loc
.reg
= CV_REG_EDX
; break;
1437 case 3: loc
.reg
= CV_REG_EBX
; break;
1438 case 4: loc
.reg
= CV_REG_ESP
; break;
1439 case 5: loc
.reg
= CV_REG_EBP
; break;
1440 case 6: loc
.reg
= CV_REG_ESI
; break;
1441 case 7: loc
.reg
= CV_REG_EDI
; break;
1450 case 19: loc
.reg
= CV_REG_ST0
+ stab_ptr
->n_value
- 12; break;
1458 case 28: loc
.reg
= CV_REG_XMM0
+ stab_ptr
->n_value
- 21; break;
1466 case 36: loc
.reg
= CV_REG_MM0
+ stab_ptr
->n_value
- 29; break;
1468 FIXME("Unknown register value (%lu)\n", stab_ptr
->n_value
);
1469 loc
.reg
= CV_REG_NONE
;
1472 stab_strcpy(symname
, sizeof(symname
), ptr
);
1473 if (ptr
[strlen(symname
) + 1] == 'P')
1475 struct symt
* param_type
= stabs_parse_type(ptr
);
1476 stab_strcpy(symname
, sizeof(symname
), ptr
);
1477 symt_add_func_local(module
, curr_func
, DataIsParam
, &loc
,
1478 NULL
, param_type
, symname
);
1479 symt_add_function_signature_parameter(module
,
1480 (struct symt_function_signature
*)curr_func
->type
,
1484 pending_add_var(&pending_block
, ptr
, DataIsLocal
, &loc
);
1488 /* These are local variables */
1489 loc
.kind
= loc_regrel
;
1490 loc
.reg
= 0; /* FIXME */
1491 loc
.offset
= stab_ptr
->n_value
;
1492 if (curr_func
!= NULL
) pending_add_var(&pending_block
, ptr
, DataIsLocal
, &loc
);
1496 * This is a line number. These are always relative to the start
1497 * of the function (N_FUN), and this makes the lookup easier.
1499 assert(source_idx
>= 0);
1500 if (curr_func
!= NULL
)
1502 unsigned long offset
= stab_ptr
->n_value
;
1503 if (module
->type
== DMT_MACHO
)
1504 offset
-= curr_func
->address
- load_offset
;
1505 symt_add_func_line(module
, curr_func
, source_idx
,
1506 stab_ptr
->n_desc
, offset
);
1508 else pending_add_line(&pending_func
, source_idx
, stab_ptr
->n_desc
,
1509 stab_ptr
->n_value
, load_offset
);
1513 * For now, just declare the various functions. Later
1514 * on, we will add the line number information and the
1518 * Copy the string to a temp buffer so we
1519 * can kill everything after the ':'. We do
1520 * it this way because otherwise we end up dirtying
1521 * all of the pages related to the stabs, and that
1522 * sucks up swap space like crazy.
1524 stab_strcpy(symname
, sizeof(symname
), ptr
);
1527 struct symt_function_signature
* func_type
;
1531 /* First, clean up the previous function we were working on.
1532 * Assume size of the func is the delta between current offset
1533 * and offset of last function
1535 stabs_finalize_function(module
, curr_func
,
1537 (load_offset
+ stab_ptr
->n_value
- curr_func
->address
) : 0);
1539 func_type
= symt_new_function_signature(module
,
1540 stabs_parse_type(ptr
), -1);
1541 curr_func
= symt_new_function(module
, compiland
, symname
,
1542 load_offset
+ stab_ptr
->n_value
, 0,
1544 pending_flush(&pending_func
, module
, curr_func
, NULL
);
1548 /* some versions of GCC to use a N_FUN "" to mark the end of a function
1549 * and n_value contains the size of the func
1551 stabs_finalize_function(module
, curr_func
, stab_ptr
->n_value
);
1557 * This indicates a new source file. Append the records
1558 * together, to build the correct path name.
1560 if (*ptr
== '\0') /* end of N_SO file */
1562 /* Nuke old path. */
1564 stabs_finalize_function(module
, curr_func
, 0);
1568 assert(block
== NULL
);
1573 int len
= strlen(ptr
);
1574 if (ptr
[len
-1] != '/')
1576 stabs_reset_includes();
1577 source_idx
= source_new(module
, srcpath
, ptr
);
1578 compiland
= symt_new_compiland(module
, 0 /* FIXME */, source_idx
);
1581 strcpy(srcpath
, ptr
);
1585 source_idx
= source_new(module
, srcpath
, ptr
);
1589 strtabinc
= stab_ptr
->n_value
;
1590 /* I'm not sure this is needed, so trace it before we obsolete it */
1593 FIXME("UNDF: curr_func %s\n", curr_func
->hash_elt
.name
);
1594 stabs_finalize_function(module
, curr_func
, 0); /* FIXME */
1599 /* Ignore this. We don't care what it points to. */
1602 stabs_add_include(stabs_new_include(ptr
, stab_ptr
->n_value
));
1603 assert(incl_stk
< (int)(sizeof(incl
) / sizeof(incl
[0])) - 1);
1604 incl
[++incl_stk
] = source_idx
;
1605 source_idx
= source_new(module
, NULL
, ptr
);
1608 assert(incl_stk
>= 0);
1609 source_idx
= incl
[incl_stk
--];
1612 if (stabs_add_include(stabs_find_include(ptr
, stab_ptr
->n_value
)) < 0)
1614 ERR("Excluded header not found (%s,%ld)\n", ptr
, stab_ptr
->n_value
);
1615 module_reset_debug_info(module
);
1621 /* Always ignore these. GCC doesn't even generate them. */
1626 /* Always ignore these, they seem to be used only on Darwin. */
1632 /* FIXME: Other definition types (N_TEXT, N_DATA, N_BSS, ...)? */
1635 BOOL is_public
= (stab_ptr
->n_type
& N_EXT
);
1636 BOOL is_global
= is_public
;
1639 /* "private extern"; shared among compilation units in a shared
1640 * library, but not accessible from outside the library. */
1641 if (stab_ptr
->n_type
& N_PEXT
)
1648 if (*ptr
== '_') ptr
++;
1649 stab_strcpy(symname
, sizeof(symname
), ptr
);
1651 callback(module
, load_offset
, symname
, stab_ptr
->n_value
,
1652 is_public
, is_global
, stab_ptr
->n_other
, compiland
, user
);
1656 ERR("Unknown stab type 0x%02x\n", type
);
1660 TRACE("0x%02x %lx %s\n",
1661 stab_ptr
->n_type
, stab_ptr
->n_value
, debugstr_a(strs
+ stab_ptr
->n_un
.n_strx
));
1663 module
->module
.SymType
= SymDia
;
1664 module
->module
.CVSig
= 'S' | ('T' << 8) | ('A' << 16) | ('B' << 24);
1665 /* FIXME: we could have a finer grain here */
1666 module
->module
.LineNumbers
= TRUE
;
1667 module
->module
.GlobalSymbols
= TRUE
;
1668 module
->module
.TypeInfo
= TRUE
;
1669 module
->module
.SourceIndexed
= TRUE
;
1670 module
->module
.Publics
= TRUE
;
1672 HeapFree(GetProcessHeap(), 0, stabbuff
);
1673 stabs_free_includes();
1674 HeapFree(GetProcessHeap(), 0, pending_block
.objs
);
1675 HeapFree(GetProcessHeap(), 0, pending_func
.objs
);